<form method="post" action="<?=$urlAction?>">
    <div class="group-item">
        <span class="glyphicon glyphicon-user"></span>
        <input type="text" name="username"/>
    </div>
    <div class="group-item">
        <span class="glyphicon glyphicon-asterisk"></span>
        <input type="password" name="password"/>
    </div>
    <div class="group-item">
        <input type="submit" value="<?= Mylits_Language::getText('login'); ?>">
    </div>
</form>